Endocrine Abstracts

Introduction: The syndrome of late-onset hypogonadism (LOH) is a clinical and biochemical syndrome associated with advancing age male, characterized by typical symptoms and decreased serum concentrations of testosterone, which can affect multiple organ systems and may impair quality of life. The prevalence of LOH syndrome is higher in certain patient groups, obese, diabetic and suffering from erectile dysfunction manifest LOH at higher rates than the general population.<p ...

Introduction: During a normal menstrual cycle, serum levels of luteinizing hormone (LH), follicle-stimulating hormone (FSH), estradiol (E2), and progesterone (P4) can vary widely between cycles for the same woman, as well as between different women. Reliable reference values based on the local population are important for correct interpretation of laboratory results.Aims: To evaluate the discrepancy of the results on fertility hormones by two different t...